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Table 3 Evaluations of operational forecast results by DeFN from January 2019 to June 2020 with three verification metrics

From: Operational solar flare prediction model using Deep Flare Net

(a) ≥ M-class flare predictions

Probability threshold

Accuracy

TSS

FAR

HSS

 50%

0.99

0.24

0.97

0.06

 45%

0.98

0.24

0.97

0.05

 40%

0.98

0.48

0.94

0.10

(b) ≥ C-class flare predictions

Probability threshold

Accuracy

TSS

FAR

HSS

 50%

0.99

0.70

0.40

0.64

 45%

0.98

0.78

0.47

0.62

 40%

0.98

0.83

0.52

0.61